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AIC analysis for models that relate skeletal bill size to sex and date in Alameda and Belding's sparrows
| Alameda sparrow | Belding's sparrow | ||||||
|---|---|---|---|---|---|---|---|
| Model | k | AICc | ΔAICc | w | AICc | ΔAICc | w |
| sdt | 2 | 555.19 | 0.00 | 0.587 | 509.24 | 0.00 | 0.689 |
| sex + sdt | 3 | 556.14 | 0.95 | 0.347 | 511.19 | 1.94 | 0.261 |
| sex * sdt | 4 | 558.75 | 3.56 | 0.094 | 514.49 | 5.24 | 0.050 |
| sex | 2 | 588.73 | 33.54 | 2.91 × 10−8 | 545.67 | 36.43 | 8.47 × 10−9 |
| Null | 1 | 589.82 | 34.63 | 1.69 × 10−9 | 538.97 | 29.75 | 2.42 × 10−7 |
